Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5350280 | Fluid compressor | Toshiya Yajima, Takuya Hirayama, Hirotsugu Sakata, Makoto Hayano, Masayuki Okuda +2 more | 1994-09-27 |
| 5171141 | Scroll compressor with distal ends of the wraps having sliding contact on curved portions | Naoya Morozumi, Tsugio Itami, Hirotsugu Sakata, Makoto Hayano, Toshiya Yajima | 1992-12-15 |
| 5152682 | Scroll type fluid machine with passageway for innermost working chamber | Naoya Morozumi, Tsugio Itami, Hirotsugu Sakata, Makoto Hayano, Toshiya Yajima +1 more | 1992-10-06 |